Singer Universal Heavy Duty Machine Needles (size 110/18) are designed for heavy duty sewing on denim, duck, upholstery, and canvas when using heavier than "all-purpose" threads. These needles are to be used for decorative topstitching or fashion detailing with top-stitching/button-hold-twist thread. Singer Machine Needles are universal and can be used on Singer, Brother, Kenmore and other quality sewing machines. Singer color-coded needles make it easy to select the proper needle and size. Package includes 3 size 110/18 needles